NordicTrack NTL21905.2 user manual Problem The walking belt slows when walked on, Top View

Next, locate the Reed Switch (14) and the Magnet (12) on the left side of the Pulley (11). Turn the Pulley until the Magnet is aligned with the Reed Switch. Make sure that the gap between the Magnet and the Reed Switch is about 1/8”. If necessary, loosen the indicated Screw (29), move the Reed Switch slightly, and then retighten the Screw. Reattach the hood and run the treadmill for a few minutes to check for a correct speed reading.

PROBLEM: The walking belt slows when walked on

29 1/8”

11

14

12

Top

View

SOLUTION: a. Use only a single-outlet surge suppressor that meets all of the specifications described on page 13.

b. If the walking belt is overtightened, treadmill perfor- mance may decrease and the walking belt may be permanently damaged. Remove the key and UN- PLUG THE POWER CORD. Using the included allen wrench, turn both rear roller adjustment bolts counter- clockwise 1/4 of a turn. When the walking belt is prop- erly tightened, you should be able to lift each edge of the walking belt 3 to 4 inches off the walking platform. Be careful to keep the walking belt centered. Then, plug in the power cord, insert the key, and run the treadmill for a few minutes. Repeat until the walking belt is properly tightened.

b

3–4”

Rear Roller Bolts

c. If the walking belt still slows when walked on, please see the front cover of this manual.

PROBLEM: The walking belt is off-center or slips when walked on

SOLUTION: a. If the walking belt is off-center, first remove the key and UNPLUG THE POWER CORD. If the walking belt has shifted to the left, use the allen wrench to turn the left rear roller bolt clockwise 1/2 of a turn; if the walking belt has shifted to the right, turn the bolt counterclockwise 1/2 of a turn. Be careful not to overtighten the walking belt. Then, plug in the power cord, insert the key, and run the treadmill for a few minutes. Repeat until the walking belt is centered.

b. If the walking belt slips when walked on, first remove the key and UNPLUG THE POWER CORD. Using the allen wrench, turn both rear roller bolts clockwise 1/4 of a turn. When the walking belt is correctly tight- ened, you should be able to lift each edge of the walking belt 3 to 4 inches off the walking platform. Be careful to keep the walking belt centered. Then, plug in the power cord, insert the key, and walk on the treadmill for a few minutes. Repeat until the walking belt is properly tightened.

a

b

31